CN103061565B - Method for manufacturing tapered tube made of glass fiber and carbon fiber hybrid composite materials - Google Patents
Method for manufacturing tapered tube made of glass fiber and carbon fiber hybrid composite materials Download PDFInfo
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- CN103061565B CN103061565B CN201310029979.0A CN201310029979A CN103061565B CN 103061565 B CN103061565 B CN 103061565B CN 201310029979 A CN201310029979 A CN 201310029979A CN 103061565 B CN103061565 B CN 103061565B
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Abstract
The invention discloses a method for manufacturing a tapered tube made of glass fiber and carbon fiber hybrid composite materials, and relates to methods for manufacturing the tapered tubes made of glass fiber and carbon fiber hybrid composite materials. The tapered tube and the method aim to solve problems of excessively heavy structure weights and electromagnetic wave reflection of existing metal, cement or reinforced concrete wire poles, low tensile modulus of single glass fiber composite materials and high prices of single carbon fiber composite materials. The tapered tube is of a three-layer composite structure, an internal through hole of the tapered tube is cylindrical, an inner layer and an outer layer of the tapered tube are glass fiber layers, a middle layer of the tapered tube is a carbon fiber layer, wires are wound in a variable-length and variable-winding-angle manner to form the inner layer, and wires are wound in a full-length and single-winding-angle manner to form the inner layer and the outer layer respectively. The tensile modulus of the obtained tapered tube made of the glass fiber and carbon fiber hybrid composite materials ranges from 16.5GPa to 17.5GPa and is increased by 32-40% as compared with that of a single glass fiber composite material, a forming process is simple and is easy to operate, and the tapered tube and the method are applied to the field of wire poles and lamp poles.
Description
Technical field
The present invention relates to the preparation method of glass fiber and carbon fiber hybrid composite material taper pipe.
Background technology
Electric pole in the past, light pole are mainly made by timber, cement, steel concrete or metallic steel material.Along with the development of power industry, construction of road and bridge and urban construction etc., more and more higher to the performance requirement of electric pole, lamp stand, from initial rod to current cement, steel concrete or metal steel pole, the intensity of material, the yardstick of electric pole are all increasing.Although rod is lightweight, mobile and installation aspect, because intensity is low, environmental corrosion resisting and resource scarcity have not no longer adopted at newly-built circuit; Metal, cement and steel concrete electric pole are because of its abundant raw material, manufacture craft is simple, low price and replaced the main material that rod becomes road surface overhead wire support bar, but the transmission line of electricity setting up for the important military weapon region there being Electromagnetic Control, the elevated bridge that has weight requirement or mountain area installation, metal, cement and steel concrete electric pole are due to reflection electromagnetic wave and the too large mobile difficult use that limited of weight.
A new generation's structural meterials fibrous composite is widely used in the fields such as electric power, traffic, urban construction with characteristics such as its high-strength light, insulation, wave transparent, saturating magnetic.Wherein to have intensity high for glass fiber compound material, adiabatic, heat-resisting, insulation, radiation hardness, corrosion-resistant, saturating electromagnetic wave, the characteristic such as low temperature resistant, and price is low and become a kind of composite material of extensive use, but the stretch modulus of glass fiber is lower, for 12GPa left and right, be generally used for low tension wire bar, the making of lamp stand, limited range of application, and carbon fibre composite is than glass fiber compound material, there is lower density, higher intensity, modulus, heat-resisting quantity, creep resistance, chemical resistance and low resistance, high thermal conductance, the characteristics such as coefficient of thermal expansion is little, shortcoming is that its breaking strain of carbon fibre composite and impact toughness are lower, and price is relatively high, therefore the fibrous composite of finding a kind of excellent combination property is necessary.
Summary of the invention
The present invention is low in order to solve the construction weight stretch modulus excessive and reflection electromagnetic wave and single glass fibrous composite of existing metal, cement or steel concrete electric pole, the high problem of price of single carbon fibre composite, and the preparation method of a kind of glass fiber and carbon fiber hybrid composite material taper pipe is provided.
Described glass fiber of the present invention and the tube wall of carbon fiber hybrid composite material taper pipe are three-layer composite structure, internal layer is the first glass layer, middle level is carbon fiber layer, skin is the second glass layer, the through hole at described conical pipe middle part is cylindrical, and through hole length is 7.0～15.0m, and through-hole diameter is 50～200mm, conical pipe bottom pipe thickness is 19.0～32.0mm, and top pipe thickness is 9.0～17.0mm.
The preparation method of glass fiber of the present invention and carbon fiber hybrid composite material taper pipe carries out according to the following steps:
One, by glass fiber and impregnated carbon fiber in resin matrix, then Wet Winding Process is at the external surface of cylindrical die, the length of cylindrical die is 7.0～15.0m, the external diameter of cylindrical die is 50～200mm; Concrete winding step is as follows:
A, internal layer adopt the elongated degree of glass fiber, become the line style winding method of winding angle, winding angle is followed successively by 15.0 °, 17.0 °, 19.0 °, 20.0 °, 19.0 °, 17.0 ° and 15.0 °, screw coiling length is followed successively by 100%, 90%, 80%, 70%, 60%, 50% and 100% of conical pipe length, the thickness of each winding layer is 2.0～3.0mm, obtains internal layer the first glass layer;
B, middle level adopt carbon fiber, and the winding angle of every layer of take is 14.5 °～20.0 °, and every helical layer, to 100% of the length tapered length of tube being wound around, is wound around 2～4 layers, and the thickness of each winding layer is 1.5～2.0mm, obtains middle level carbon fiber layer;
C, the outer glass fiber that adopts, take winding angle as 15.0 °～17.0 °, and the length that screw is wound around is 100% of conical pipe length, is wound around 1 layer, and the thickness of winding layer is 2.0～3.0mm, obtains outer the second glass layer, completes Wrapping formed process;
Two, by above-mentioned conical pipe after Wrapping formed, in temperature, be that under the condition of 70～80 ℃, insulation 1～2h, is then warming up to 110～120 ℃, insulation 3～5h, completes curingly, after solidifying, naturally cools to room temperature, pump mould, obtain glass fiber and carbon fiber hybrid composite material taper pipe.
The preparation method of glass fiber of the present invention and carbon fiber hybrid composite material taper pipe, according to taper electric pole, the mechanics feature of the stress of lamp stand and glass fiber and carbon fiber, to there is high-modulus, the carbon fiber design of low strain and satisfactory texture rigidity is at the inner structure layer of the body of rod, to give bar structure rigidity and geomery stability, excellent tensile property and the design of the impact toughness glass fiber external structure layer at the body of rod will be there is, the shock loading causing mainly to carry the suffered tensile load of the body of rod and external environment condition, simultaneously because glass fiber has good magnetic permeability and photostability, and make conical pipe structural material there is electromagnetic signal, the advantage of anti-light aging, so both made up the electric pole of being made by single carbon fibre composite, the shortcoming of the poor and high price of lamp stand insulating properties, made up again the electric pole of being made by the composite material of single glass fiber, lamp stand causes the low shortcoming of structural rigidity of product because of material compared with low modulus, therefore, the taper electric pole that adopts these two kinds of fiber hybrid composite materials to make, lamp stand, bi-material is learnt from other's strong points to offset one's weaknesses, give full play to performance advantage separately, reach bar structure performance, the object of construction weight and Price optimization, the stretch modulus of glass fiber of the present invention and carbon fiber hybrid composite material taper pipe is 16.5GPa～17.5GPa, compare single glass fibrous composite stretch modulus and improve 32%～40%, and glass fiber of the present invention and carbon fiber hybrid composite material taper tubular structure form are optimized, moulding process is simple and easy to operate, the electric pole of preparation, lamp stand is compared with metal steel bar with cement pole, in the situation that structural performance is identical, construction weight can reduce respectively 70～80% and 50～60%, it is a kind of lightweight, high-strength, the movement that is easy to of Gao Mo is installed, the New-style electrical wire bar of excellent performance, lamp stand, be specially adapted to the circuit of weight and electromagnetic wave requirement as viaduct (road), the electric pole that mountain area and special or important communication district's construction of line are used, lamp stand.
Accompanying drawing explanation
Fig. 1 is the glass fiber of embodiment 1 and the structural representation of carbon fiber hybrid composite material taper pipe, and wherein 1 is internal layer the first glass layer, and 2 is middle level carbon fiber layer, and 3 is outer the second glass layer, and 4 is through hole.
The specific embodiment
Technical scheme of the present invention is not limited to the following specific embodiment, also comprises any combination between each specific embodiment.
The specific embodiment one: the tube wall of the described glass fiber of present embodiment and carbon fiber hybrid composite material taper pipe is three-layer composite structure, internal layer is the first glass layer 1, middle level is carbon fiber layer 2, skin is the second glass layer 3, the through hole 4 at described conical pipe middle part is cylindrical, and through hole 4 length are 7.0～15.0m, and through hole 4 diameters are 50～200mm, conical pipe bottom pipe thickness is 19.0～32.0mm, and top pipe thickness is 9.0～17.0mm.
The specific embodiment two: present embodiment is different from the specific embodiment one: internal layer the first glass layer 1 thickness in conical pipe bottom is 14.0～21.0mm, internal layer the first glass layer 1 thickness in conical pipe top is 4.0～6.0mm, conical pipe middle level carbon fiber layer 2 is all thick up and down, thickness is 3.0～8.0mm, outer the second glass layer 3 of conical pipe is all thick up and down, thickness is 2.0～3.0mm, and other step is identical with the specific embodiment one with parameter.
The specific embodiment three: present embodiment is different from the specific embodiment one or two: internal layer the first glass layer 1 thickness in conical pipe bottom is 16.0～19.0mm, internal layer the first glass layer 1 thickness in conical pipe top is 5.0mm, conical pipe middle level carbon fiber layer 2 is all thick up and down, thickness is 4.0～7.0mm, outer the second glass layer 3 of conical pipe is all thick up and down, thickness is 2.5mm, and other step is identical with the specific embodiment one or two with parameter.
The specific embodiment four: present embodiment is different from one of specific embodiment one to three: internal layer the first glass layer 1 thickness in conical pipe bottom is 17.0～18.0mm, conical pipe middle level carbon fiber layer 2 is all thick up and down, thickness is 5.0～6.0mm, and other step is identical with one of parameter and specific embodiment one to three.
The specific embodiment five: the preparation method of the glass fiber of present embodiment and carbon fiber hybrid composite material taper pipe carries out according to the following steps:
One, by glass fiber and impregnated carbon fiber in resin matrix, then Wet Winding Process is at the external surface of cylindrical die, the length of cylindrical die is 7.0～15.0m, the external diameter of cylindrical die is 50～200mm; Concrete winding step is as follows:
A, internal layer adopt the elongated degree of glass fiber, become the line style winding method of winding angle, winding angle is followed successively by 15.0 °, 17.0 °, 19.0 °, 20.0 °, 19.0 °, 17.0 ° and 15.0 °, screw coiling length is followed successively by 100%, 90%, 80%, 70%, 60%, 50% and 100% of conical pipe length, the thickness of each winding layer is 2.0～3.0mm, obtains internal layer the first glass layer 1;
B, middle level adopt carbon fiber, and the winding angle of every layer of take is 14.5 °～20.0 °, and every helical layer, to 100% of the length tapered length of tube being wound around, is wound around 2～4 layers, and the thickness of each winding layer is 1.5～2.0mm, obtains middle level carbon fiber layer 2;
C, the outer glass fiber that adopts, take winding angle as 15.0 °～17.0 °, and the length that screw is wound around is 100% of conical pipe length, is wound around 1 layer, and the thickness of winding layer is 2.0～3.0mm, obtains outer the second glass layer 3, completes Wrapping formed process;
Two, by above-mentioned conical pipe after Wrapping formed, in temperature, be that under the condition of 70～80 ℃, insulation 1～2h, is then warming up to 110～120 ℃, insulation 3～5h, completes curingly, after solidifying, naturally cools to room temperature, pump mould, obtain glass fiber and carbon fiber hybrid composite material taper pipe.
The preparation method of the glass fiber of present embodiment and carbon fiber hybrid composite material taper pipe, according to taper electric pole, the mechanics feature of the stress of lamp stand and glass fiber and carbon fiber, to there is high-modulus, the carbon fiber design of low strain and satisfactory texture rigidity is at the inner structure layer of the body of rod, to give bar structure rigidity and geomery stability, excellent tensile property and the design of the impact toughness glass fiber external structure layer at the body of rod will be there is, the shock loading causing mainly to carry the suffered tensile load of the body of rod and external environment condition, simultaneously because glass fiber has good magnetic permeability and photostability, and make conical pipe structural material there is electromagnetic signal, the advantage of anti-light aging, so both made up the electric pole of being made by single carbon fibre composite, the shortcoming of the poor and high price of lamp stand insulating properties, made up again the electric pole of being made by the composite material of single glass fiber, lamp stand causes the low shortcoming of structural rigidity of product because of material compared with low modulus, therefore, the taper electric pole that adopts these two kinds of fiber hybrid composite materials to make, lamp stand, bi-material is learnt from other's strong points to offset one's weaknesses, give full play to performance advantage separately, reach bar structure performance, the object of construction weight and Price optimization, the stretch modulus of the glass fiber of present embodiment and carbon fiber hybrid composite material taper pipe is 16.5GPa～17.5GPa, compare single glass fibrous composite stretch modulus and improve 32%～40%, and the glass fiber of present embodiment and carbon fiber hybrid composite material taper tubular structure form are optimized, moulding process is simple and easy to operate, the electric pole of preparation, lamp stand is compared with metal steel bar with cement pole, in the situation that structural performance is identical, construction weight can reduce respectively 70～80% and 50～60%, it is a kind of lightweight, high-strength, the movement that is easy to of Gao Mo is installed, the New-style electrical wire bar of excellent performance, lamp stand, be specially adapted to the circuit of weight and electromagnetic wave requirement as viaduct (road), the electric pole that mountain area and special or important communication district's construction of line are used, lamp stand.
The specific embodiment six: present embodiment is different from the specific embodiment five: the resin matrix of the carbon fiber described in step 1 and glass fiber is epoxy resin, other step is identical with the specific embodiment five with parameter.
The specific embodiment seven: present embodiment is different from the specific embodiment five or six: the middle level carbon fiber layer 2 in step 1 adopts two winding angles, and each winding angle is wound around 1～2 layer, and other step is identical with the specific embodiment five or six with parameter.
The specific embodiment eight: present embodiment is different from one of one of specific embodiment five to seven: be first incubated 1.5h under temperature is the condition of 75 ℃ in step 2, other step is identical with one of parameter and specific embodiment five to seven.
The specific embodiment nine: present embodiment is different from one of specific embodiment five to eight: in step 2, be then warming up to 115 ℃, insulation 4h, other step is identical with one of parameter and specific embodiment five to eight.
With following verification experimental verification beneficial effect of the present invention:
Embodiment 1, glass fiber and carbon fiber hybrid composite material taper pipe and preparation method thereof carry out according to the following steps:
One, by glass fiber and impregnated carbon fiber in E51 epoxy resin/anhydride system, then Wet Winding Process is at the external surface of cylindrical metal mould, the length of cylindrical die is 10m, the diameter of cylindrical die is 120mm; Concrete winding step is as follows:
A, internal layer adopt the elongated degree of glass fiber, become the line style winding method of winding angle, winding angle is followed successively by 15.0 °, 17.0 °, 19.0 °, 20.0 °, 19.0 °, 17.0 ° and 15.0 °, screw coiling length is followed successively by 10m, 9m, 8m, 7m, 6m, 5m and 10m, the thickness of each winding layer is 3.0mm, obtains internal layer the first glass layer 1;
B, middle level adopt carbon fiber, first take winding angle as 14.5 °, and screw coiling length is that 10m is wound around 2 layers, then take helical angle as 16.5 °, and it is that 10m is wound around 2 layers that screw is wound around product degree, and the thickness of each winding layer is 2.0mm, obtains middle level carbon fiber layer 2;
C, the outer glass fiber that adopts, take winding angle as 16.0 °, and the length that screw is wound around is 10m, is wound around 1 layer, and the thickness of winding layer is 3.0mm, obtains outer the second glass layer 3, completes Wrapping formed process;
Two, by the above-mentioned body of rod after Wrapping formed first under temperature is the condition of 75 ℃, insulation 1.5h, is then warming up to 115 ℃, insulation 4h, completes curingly, after solidifying, naturally cools to room temperature, pump mould, obtain glass fiber and carbon fiber hybrid composite material taper pipe.
Test one, the glass fiber of embodiment 1 and carbon fiber hybrid composite material taper pipe carried out to stretch modulus detection:
According to GB/T1447-2005 fibre reinforced plastics Erichsen test method, adopt INSTRON Material Testing Machine, the glass fiber of embodiment 1 and carbon fiber hybrid composite material taper pipe are carried out to stretch modulus detection, show that the glass fiber of embodiment 1 and the stretch modulus of carbon fiber hybrid composite material taper pipe are 16.5GPa～17.5GPa, and the stretch modulus of glass fiber/epoxy composite material is only 12.5GPa, the glass fiber of embodiment 1 is compared single glass fibrous composite stretch modulus and is improved 32%～40% with carbon fiber hybrid composite material taper pipe.
Claims (5)
1. the preparation method of glass fiber and carbon fiber hybrid composite material taper pipe, is characterized in that, this preparation method carries out according to the following steps:
One, by glass fiber and impregnated carbon fiber in resin matrix, then Wet Winding Process is at the external surface of cylindrical die, the length of cylindrical die is 7.0～15.0m, the external diameter of cylindrical die is 50～200mm; Concrete winding step is as follows:
A, internal layer adopt the elongated degree of glass fiber, become the line style winding method of winding angle, winding angle is followed successively by 15.0 °, 17.0 °, 19.0 °, 20.0 °, 19.0 °, 17.0 ° and 15.0 °, screw coiling length is followed successively by 100%, 90%, 80%, 70%, 60%, 50% and 100% of conical pipe length, the thickness of each winding layer is 2.0～3.0mm, obtains internal layer the first glass layer (1);
B, middle level adopt carbon fiber, and the winding angle of every layer of take is 14.5 °～20.0 °, and every helical layer, to 100% of the length tapered length of tube being wound around, is wound around 2～4 layers, and the thickness of each winding layer is 1.5～2.0mm, obtains middle level carbon fiber layer (2);
C, the outer glass fiber that adopts, take winding angle as 15.0 °～17.0 °, and the length that screw is wound around is 100% of conical pipe length, be wound around 1 layer, the thickness of winding layer is 2.0～3.0mm, obtains outer the second glass layer (3), completes Wrapping formed process;
Two, by above-mentioned conical pipe after Wrapping formed, in temperature, be that under the condition of 70～80 ℃, insulation 1～2h, is then warming up to 110～120 ℃, insulation 3～5h, completes curingly, after solidifying, naturally cools to room temperature, pump mould, obtain glass fiber and carbon fiber hybrid composite material taper pipe.
2. the preparation method of glass fiber according to claim 1 and carbon fiber hybrid composite material taper pipe, is characterized in that the resin matrix of the carbon fiber described in step 1 and glass fiber is epoxy resin.
3. the preparation method of glass fiber according to claim 1 and 2 and carbon fiber hybrid composite material taper pipe, is characterized in that the middle level carbon fiber layer in step 1 adopts two winding angles, and each winding angle is wound around 1～2 layer.
4. the preparation method of glass fiber according to claim 3 and carbon fiber hybrid composite material taper pipe, is characterized in that in step 2 being first incubated 1.5h under temperature is the condition of 75 ℃.
5. the preparation method of glass fiber according to claim 3 and carbon fiber hybrid composite material taper pipe, is characterized in that being then warming up to 115 ℃ in step 2, insulation 4h.
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| CN201310029979.0A CN103061565B (en) | 2013-01-25 | 2013-01-25 | Method for manufacturing tapered tube made of glass fiber and carbon fiber hybrid composite materials |
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| CN104265049B (en) * | 2014-10-21 | 2016-08-24 | 合肥海银杆塔有限公司 | The preparation method of glass fiber winding composite material taper electric pole |
| JP6438832B2 (en) * | 2015-04-22 | 2018-12-19 | Ｊｘｔｇエネルギー株式会社 | Pipe molding |
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